linux-kernel - [PATCH v3 4/8] perf: pmuv3: Move inclusion of kvm

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Date:   Mon, 13 Feb 2023 16:03:15 -0500
From:   Zaid Al-Bassam <zalbassam@...gle.com>
To:     Jesus Sanchez-Palencia <jesussanp@...gle.com>,
        Russell King <linux@...linux.org.uk>,
        Catalin Marinas <catalin.marinas@....com>,
        Will Deacon <will@...nel.org>,
        Peter Zijlstra <peterz@...radead.org>,
        Ingo Molnar <mingo@...hat.com>,
        Arnaldo Carvalho de Melo <acme@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
        Jiri Olsa <jolsa@...nel.org>,
        Namhyung Kim <namhyung@...nel.org>,
        Marc Zyngier <maz@...nel.org>,
        James Morse <james.morse@....com>,
        Suzuki K Poulose <suzuki.poulose@....com>,
        Oliver Upton <oliver.upton@...ux.dev>,
        Zenghui Yu <yuzenghui@...wei.com>,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-perf-users@...r.kernel.org, kvmarm@...ts.linux.dev,
        kvmarm@...ts.cs.columbia.edu
Cc:     Zaid Al-Bassam <zalbassam@...gle.com>
Subject: [PATCH v3 4/8] perf: pmuv3: Move inclusion of kvm_host.h to the
 arch-specific helper

KVM host support is available only on arm64.

By moving the inclusion of kvm_host.h to an arm64-specific file,
the 32bit architecture will be able to implement dummy helpers.

Signed-off-by: Zaid Al-Bassam <zalbassam@...gle.com>
Signed-off-by: Marc Zyngier <maz@...nel.org>
---
 arch/arm64/include/asm/arm_pmuv3.h | 2 ++
 drivers/perf/arm_pmuv3.c           | 1 -
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/arch/arm64/include/asm/arm_pmuv3.h b/arch/arm64/include/asm/arm_pmuv3.h
index 80cdfa4c3e88b..d6b51deb7bf0f 100644
--- a/arch/arm64/include/asm/arm_pmuv3.h
+++ b/arch/arm64/include/asm/arm_pmuv3.h
@@ -6,6 +6,8 @@
 #ifndef __ASM_PMUV3_H
 #define __ASM_PMUV3_H
 
+#include <linux/kvm_host.h>
+
 #include <asm/cpufeature.h>
 #include <asm/sysreg.h>
 
diff --git a/drivers/perf/arm_pmuv3.c b/drivers/perf/arm_pmuv3.c
index 46e89e92f8236..b3683fdf8d0b9 100644
--- a/drivers/perf/arm_pmuv3.c
+++ b/drivers/perf/arm_pmuv3.c
@@ -16,7 +16,6 @@
 
 #include <linux/acpi.h>
 #include <linux/clocksource.h>
-#include <linux/kvm_host.h>
 #include <linux/of.h>
 #include <linux/perf/arm_pmu.h>
 #include <linux/perf/arm_pmuv3.h>
-- 
2.39.1.581.gbfd45094c4-goog